leaving it to vice president joe biden yesterday to make the case for a war. >> there is no doubt who is responsible for this heinous use of chemical weapons in syria. the syrian regime. >> and the white house is expected to release newly de classified ingenls to make the administration pay for the syrian regime is responsible for a chemical weapons attack killed hundreds last week. at the same time the white house is careful to say bish char al-assad will not be a target to any military action. >> the options we are considering are not about regime change. they are about responding to clear violation of an international standard that prohibits the use of chemical weapons. >> critics wonder this, if assad is not the car get what is the goal in syria and will limited action a quick wave of missile strikes make a bad situation even worse? >> i know for a fact from my own contacts inside syria with the opposition forces they have high expectations because this is the first time anybody has done anything to help them. if all we do is something symbolic they will be devastated. >> national